Public bug reported:
iproute2 prints unexpected output about "fan-map" in the middle of its
JSON output.
Similar, but slightly different to bug #2115790
2430s test_tunnel_vxlan (__main__.TestNetworkd.test_tunnel_vxlan) ... eth42 vx0
ERROR
2438s test_tunnel_wireguard (__main__.TestNetworkd.test_tunnel_wireguard) ...
wg0 wg1 ok
2438s
2438s ======================================================================
2438s ERROR: test_tunnel_vxlan (__main__.TestNetworkd.test_tunnel_vxlan)
2438s ----------------------------------------------------------------------
2438s Traceback (most recent call last):
2438s File
"/tmp/autopkgtest.N7Mfst/build.7aq/src/tests/integration/tunnels.py", line 281,
in test_tunnel_vxlan
2438s json = self.iface_json('vx0')
2438s File "/tmp/autopkgtest.N7Mfst/build.7aq/src/tests/integration/base.py",
line 323, in iface_json
2438s json_dict = json.loads(out)
2438s File "/usr/lib/python3.13/json/__init__.py", line 346, in loads
2438s return _default_decoder.decode(s)
2438s ~~~~~~~~~~~~~~~~~~~~~~~^^^
2438s File "/usr/lib/python3.13/json/decoder.py", line 345, in decode
2438s obj, end = self.raw_decode(s, idx=_w(s, 0).end())
2438s ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^
2438s File "/usr/lib/python3.13/json/decoder.py", line 361, in raw_decode
2438s obj, end = self.scan_once(s, idx)
2438s ~~~~~~~~~~~~~~^^^^^^^^
2438s json.decoder.JSONDecodeError: Expecting ',' delimiter: line 1 column 379
(char 378)
2438s
2438s ----------------------------------------------------------------------
2438s Ran 26 tests in 295.714s
2438s
2438s FAILED (errors=1)
Reproducer:
$ autopkgtest-buildvm-ubuntu-cloud -r questing
$ autopkgtest -U netplan.io --test-name=tunnels -s --add-apt-source "deb-src
http://archive.ubuntu.com/ubuntu questing main"
--apt-pocket=proposed=src:iproute2 -- qemu ./autopkgtest-questing-amd64.img
inside the VM:
root@autopkgtest:~# cat /etc/netplan/tun.yaml
network:
renderer: networkd
version: 2
tunnels:
vx0:
mode: vxlan
id: 1337
link: ens3
local: 10.10.10.42
remote: 224.0.0.5 # multicast group
ttl: 64
aging: 100
port: 4567
port-range: [4000, 4200]
mac-learning: false
short-circuit: true
notifications: [l2-miss, l3-miss]
checksums: [udp, zero-udp6-tx, zero-udp6-rx, remote-tx, remote-rx] #
sd-networkd only
ethernets:
ens3:
dhcp4: true
root@autopkgtest:~# netplan apply
root@autopkgtest:~# ip -j -d a show dev vx0
[{"ifindex":146,"ifname":"vx0","flags":["BROADCAST","MULTICAST","UP","LOWER_UP"],"mtu":1450,"qdisc":"noqueue","operstate":"UNKNOWN","group":"default","txqlen":1000,"link_type":"ether","address":"de:85:01:51:96:fd","broadcast":"ff:ff:ff:ff:ff:ff","promiscuity":0,"allmulti":0,"min_mtu":68,"max_mtu":65535,"linkinfo":{"info_kind":"vxlan","info_data":{"id":1337,"group":"224.0.0.5"fan-map
,"local":"10.10.10.42","link":"ens3","port_range":{"low":4000,"high":4200},"port":4567,"ttl":64,"df":"unset","ageing":100,"reserved_bits":"0xf7ffffff000000ff","external":false,"learning":false,"proxy":false,"rsc":true,"l2miss":true,"l3miss":true,"udp_csum":true,"udp_zero_csum6_tx":true,"udp_zero_csum6_rx":true,"remcsum_tx":true,"remcsum_rx":true,"localbypass":true}},"num_tx_queues":1,"num_rx_queues":1,"gso_max_size":65536,"gso_max_segs":65535,"tso_max_size":65536,"tso_max_segs":65535,"gro_max_size":65536,"gso_ipv4_max_size":65536,"gro_ipv4_max_size":65536,"addr_info":[{"family":"inet6","local":"fe80::dc85:1ff:fe51:96fd","prefixlen":64,"scope":"link","protocol":"kernel_ll","valid_life_time":4294967295,"preferred_life_time":4294967295}]}]
This provides us with this broken JSON string:
"group":"224.0.0.5"fan-map,
** Affects: iproute2 (Ubuntu)
Importance: Undecided
Status: Invalid
** Affects: linux (Ubuntu)
Importance: Medium
Status: Triaged
** Affects: netplan.io (Ubuntu)
Importance: Undecided
Status: New
** Affects: iproute2 (Ubuntu Questing)
Importance: Undecided
Status: Invalid
** Affects: linux (Ubuntu Questing)
Importance: Medium
Status: Triaged
** Affects: netplan.io (Ubuntu Questing)
Importance: Undecided
Status: New
** Tags: update-excuse
** Also affects: netplan.io (Ubuntu)
Importance: Undecided
Status: New
** Summary changed:
- iproute2 breaking netplan DEP-8 tests in Questing
+ iproute2 breaking netplan DEP-8 tests in Questing, "fan-map" breaking JSON
output
** Summary changed:
- iproute2 breaking netplan DEP-8 tests in Questing, "fan-map" breaking JSON
output
+ iproute2 breaking netplan DEP-8 tests in Questing, unexpected "fan-map" in
JSON output
** Description changed:
iproute2 prints unexpected output about "fan-map" in the middle of its
JSON output.
Similar, but slightly different to bug #2115790
2430s test_tunnel_vxlan (__main__.TestNetworkd.test_tunnel_vxlan) ... eth42
vx0 ERROR
2438s test_tunnel_wireguard (__main__.TestNetworkd.test_tunnel_wireguard) ...
wg0 wg1 ok
- 2438s
+ 2438s
2438s ======================================================================
2438s ERROR: test_tunnel_vxlan (__main__.TestNetworkd.test_tunnel_vxlan)
2438s ----------------------------------------------------------------------
2438s Traceback (most recent call last):
2438s File
"/tmp/autopkgtest.N7Mfst/build.7aq/src/tests/integration/tunnels.py", line 281,
in test_tunnel_vxlan
2438s json = self.iface_json('vx0')
2438s File
"/tmp/autopkgtest.N7Mfst/build.7aq/src/tests/integration/base.py", line 323, in
iface_json
2438s json_dict = json.loads(out)
2438s File "/usr/lib/python3.13/json/__init__.py", line 346, in loads
2438s return _default_decoder.decode(s)
2438s ~~~~~~~~~~~~~~~~~~~~~~~^^^
2438s File "/usr/lib/python3.13/json/decoder.py", line 345, in decode
2438s obj, end = self.raw_decode(s, idx=_w(s, 0).end())
2438s ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^
2438s File "/usr/lib/python3.13/json/decoder.py", line 361, in raw_decode
2438s obj, end = self.scan_once(s, idx)
2438s ~~~~~~~~~~~~~~^^^^^^^^
2438s json.decoder.JSONDecodeError: Expecting ',' delimiter: line 1 column
379 (char 378)
- 2438s
+ 2438s
2438s ----------------------------------------------------------------------
2438s Ran 26 tests in 295.714s
- 2438s
+ 2438s
2438s FAILED (errors=1)
-
Reproducer:
$ autopkgtest-buildvm-ubuntu-cloud -r questing
$ autopkgtest -U netplan.io --test-name=tunnels -s --add-apt-source "deb-src
http://archive.ubuntu.com/ubuntu questing main"
--apt-pocket=proposed=src:iproute2 -- qemu ./autopkgtest-questing-amd64.img
inside the VM:
root@autopkgtest:~# cat /etc/netplan/tun.yaml
network:
- renderer: networkd
- version: 2
- tunnels:
- vx0:
- mode: vxlan
- id: 1337
- link: ens3
- local: 10.10.10.42
- remote: 224.0.0.5 # multicast group
- ttl: 64
- aging: 100
- port: 4567
- port-range: [4000, 4200]
- mac-learning: false
- short-circuit: true
- notifications: [l2-miss, l3-miss]
- checksums: [udp, zero-udp6-tx, zero-udp6-rx, remote-tx, remote-rx] #
sd-networkd only
- ethernets:
- ens3:
- dhcp4: true
+ renderer: networkd
+ version: 2
+ tunnels:
+ vx0:
+ mode: vxlan
+ id: 1337
+ link: ens3
+ local: 10.10.10.42
+ remote: 224.0.0.5 # multicast group
+ ttl: 64
+ aging: 100
+ port: 4567
+ port-range: [4000, 4200]
+ mac-learning: false
+ short-circuit: true
+ notifications: [l2-miss, l3-miss]
+ checksums: [udp, zero-udp6-tx, zero-udp6-rx, remote-tx, remote-rx] #
sd-networkd only
+ ethernets:
+ ens3:
+ dhcp4: true
root@autopkgtest:~# netplan apply
root@autopkgtest:~# ip -j -d a show dev vx0
[{"ifindex":146,"ifname":"vx0","flags":["BROADCAST","MULTICAST","UP","LOWER_UP"],"mtu":1450,"qdisc":"noqueue","operstate":"UNKNOWN","group":"default","txqlen":1000,"link_type":"ether","address":"de:85:01:51:96:fd","broadcast":"ff:ff:ff:ff:ff:ff","promiscuity":0,"allmulti":0,"min_mtu":68,"max_mtu":65535,"linkinfo":{"info_kind":"vxlan","info_data":{"id":1337,"group":"224.0.0.5"fan-map
,"local":"10.10.10.42","link":"ens3","port_range":{"low":4000,"high":4200},"port":4567,"ttl":64,"df":"unset","ageing":100,"reserved_bits":"0xf7ffffff000000ff","external":false,"learning":false,"proxy":false,"rsc":true,"l2miss":true,"l3miss":true,"udp_csum":true,"udp_zero_csum6_tx":true,"udp_zero_csum6_rx":true,"remcsum_tx":true,"remcsum_rx":true,"localbypass":true}},"num_tx_queues":1,"num_rx_queues":1,"gso_max_size":65536,"gso_max_segs":65535,"tso_max_size":65536,"tso_max_segs":65535,"gro_max_size":65536,"gso_ipv4_max_size":65536,"gro_ipv4_max_size":65536,"addr_info":[{"family":"inet6","local":"fe80::dc85:1ff:fe51:96fd","prefixlen":64,"scope":"link","protocol":"kernel_ll","valid_life_time":4294967295,"preferred_life_time":4294967295}]}]
-
This provides us with this broken JSON string:
- "group":"224.0.0.5""fan-map",
+ "group":"224.0.0.5"fan-map,
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https://bugs.launchpad.net/bugs/2124257
Title:
iproute2 breaking netplan DEP-8 tests in Questing, unexpected "fan-
map" in JSON output
Status in iproute2 package in Ubuntu:
Invalid
Status in linux package in Ubuntu:
Triaged
Status in netplan.io package in Ubuntu:
New
Status in iproute2 source package in Questing:
Invalid
Status in linux source package in Questing:
Triaged
Status in netplan.io source package in Questing:
New
Bug description:
iproute2 prints unexpected output about "fan-map" in the middle of its
JSON output.
Similar, but slightly different to bug #2115790
2430s test_tunnel_vxlan (__main__.TestNetworkd.test_tunnel_vxlan) ... eth42
vx0 ERROR
2438s test_tunnel_wireguard (__main__.TestNetworkd.test_tunnel_wireguard) ...
wg0 wg1 ok
2438s
2438s ======================================================================
2438s ERROR: test_tunnel_vxlan (__main__.TestNetworkd.test_tunnel_vxlan)
2438s ----------------------------------------------------------------------
2438s Traceback (most recent call last):
2438s File
"/tmp/autopkgtest.N7Mfst/build.7aq/src/tests/integration/tunnels.py", line 281,
in test_tunnel_vxlan
2438s json = self.iface_json('vx0')
2438s File
"/tmp/autopkgtest.N7Mfst/build.7aq/src/tests/integration/base.py", line 323, in
iface_json
2438s json_dict = json.loads(out)
2438s File "/usr/lib/python3.13/json/__init__.py", line 346, in loads
2438s return _default_decoder.decode(s)
2438s ~~~~~~~~~~~~~~~~~~~~~~~^^^
2438s File "/usr/lib/python3.13/json/decoder.py", line 345, in decode
2438s obj, end = self.raw_decode(s, idx=_w(s, 0).end())
2438s ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^
2438s File "/usr/lib/python3.13/json/decoder.py", line 361, in raw_decode
2438s obj, end = self.scan_once(s, idx)
2438s ~~~~~~~~~~~~~~^^^^^^^^
2438s json.decoder.JSONDecodeError: Expecting ',' delimiter: line 1 column
379 (char 378)
2438s
2438s ----------------------------------------------------------------------
2438s Ran 26 tests in 295.714s
2438s
2438s FAILED (errors=1)
Reproducer:
$ autopkgtest-buildvm-ubuntu-cloud -r questing
$ autopkgtest -U netplan.io --test-name=tunnels -s --add-apt-source "deb-src
http://archive.ubuntu.com/ubuntu questing main"
--apt-pocket=proposed=src:iproute2 -- qemu ./autopkgtest-questing-amd64.img
inside the VM:
root@autopkgtest:~# cat /etc/netplan/tun.yaml
network:
renderer: networkd
version: 2
tunnels:
vx0:
mode: vxlan
id: 1337
link: ens3
local: 10.10.10.42
remote: 224.0.0.5 # multicast group
ttl: 64
aging: 100
port: 4567
port-range: [4000, 4200]
mac-learning: false
short-circuit: true
notifications: [l2-miss, l3-miss]
checksums: [udp, zero-udp6-tx, zero-udp6-rx, remote-tx, remote-rx] #
sd-networkd only
ethernets:
ens3:
dhcp4: true
root@autopkgtest:~# netplan apply
root@autopkgtest:~# ip -j -d a show dev vx0
[{"ifindex":146,"ifname":"vx0","flags":["BROADCAST","MULTICAST","UP","LOWER_UP"],"mtu":1450,"qdisc":"noqueue","operstate":"UNKNOWN","group":"default","txqlen":1000,"link_type":"ether","address":"de:85:01:51:96:fd","broadcast":"ff:ff:ff:ff:ff:ff","promiscuity":0,"allmulti":0,"min_mtu":68,"max_mtu":65535,"linkinfo":{"info_kind":"vxlan","info_data":{"id":1337,"group":"224.0.0.5"fan-map
,"local":"10.10.10.42","link":"ens3","port_range":{"low":4000,"high":4200},"port":4567,"ttl":64,"df":"unset","ageing":100,"reserved_bits":"0xf7ffffff000000ff","external":false,"learning":false,"proxy":false,"rsc":true,"l2miss":true,"l3miss":true,"udp_csum":true,"udp_zero_csum6_tx":true,"udp_zero_csum6_rx":true,"remcsum_tx":true,"remcsum_rx":true,"localbypass":true}},"num_tx_queues":1,"num_rx_queues":1,"gso_max_size":65536,"gso_max_segs":65535,"tso_max_size":65536,"tso_max_segs":65535,"gro_max_size":65536,"gso_ipv4_max_size":65536,"gro_ipv4_max_size":65536,"addr_info":[{"family":"inet6","local":"fe80::dc85:1ff:fe51:96fd","prefixlen":64,"scope":"link","protocol":"kernel_ll","valid_life_time":4294967295,"preferred_life_time":4294967295}]}]
This provides us with this broken JSON string:
"group":"224.0.0.5"fan-map,
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